Laboratory apparatus



FIG. 1 is a top-front-left perspective view of a laboratory apparatus, showing the design;

FIG. 2 is a bottom view of the laboratory apparatus of FIG. 1;

FIG. 3 is a rear view of the laboratory apparatus of FIG. 1;

FIG. 4 is a right view of the laboratory apparatus of FIG. 1;

FIG. 5 is a front view of the laboratory apparatus of FIG. 1;

FIG. 6 is a left view of the laboratory apparatus of FIG. 1; and,

FIG. 7 is a top view of the laboratory apparatus of FIG. 1.

The broken lines in the drawings and the surfaces within broken lines represent portions of the laboratory apparatus that form no part of the claimed design. 

CLAIM The ornamental design for a laboratory apparatus, as shown and described. 